package com.design.ObserverMode.mode;

import com.design.ObserverMode.demo.User;

public class MsgNotificationObserver implements MyRegObserver{
    @Override
    public void regHandler(User user) {
        System.out.println("给用户推送一条系统消息，消息的内容为用户指南！；执行参数："+user);
    }
}
